Yuav ua li cas paub qhov txawv ntawm sab laug thiab txoj cai rau tub rog canteens thiab lub xub pwg hnab?

Sab laug lub xub pwg hnab, sab xis lub tsev noj mov. Feem ntau hais lus, cov khoom siv niaj hnub yog nqa ntawm sab xis xub pwg thiab sab laug, nrog rau cov tsev noj mov thiab lub xub pwg hnab, thiab cov khoom siv sib ntaus sib tua yog nqa ntawm sab laug xub pwg thiab sab xis, nrog rau rab yaj phom thiab grenades. Thaum lub tsev noj mov tub rog nqa ib leeg, nws tuaj yeem nqa ntawm sab laug xub pwg thiab sab xis, lossis sab laug ntawm lub cev, sab laug xub pwg, lossis sab xis. Tib yam uas tsis tuaj yeem nqa ncig lub caj dab yog dai ib ncig.
Thaum lub teeb pom kev zoo, feem ntau, thaum nqa lub xub pwg hnab, nws nqa ntawm lub xub pwg sab xis thiab sab laug. Yog hais tias nws yog tag nrho, lub xub pwg hnab thiab lub tsev noj mov yog ob leeg nqa ntawm sab xis thiab sab laug. Thaum muaj xwm txheej ceev, hnav khaub ncaws, ntim lub hnab ev ntawv, nqa lub xub pwg hnab, nqa cov khoom siv hauv tsev, thiab nqa lub tsev noj mov uas muaj dej. Koj yuav tsum tso koj tus kheej thiab koj lub xub pwg hnab thiab lwm yam khoom siv rau hauv kev sib ntaus sib tua hauv peb feeb.